| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| Gransden Lodge | 0.00 km | 0.0° | Next, R=5.00 km, Angle=90.0° |
| Chatteris | 31.29 km | 19.1° | Symmetric, Rmin=2.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=2.00 km |
| Sackville | 41.35 km | 239.9° | Symmetric, Rmin=2.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=2.00 km |
| Ely | 53.17 km | 73.5° | Symmetric, Rmin=2.00 km, Rmax=20.00 km, Angle=90.0°, Cylinder R=2.00 km |
| Gransden Lodge | 34.80 km | 227.5° | Cylinder R=3.00 km |
| Total: | 160.60 km | ||